Home / 7,956.08-11,930.48-4,257.68

Finding the Fourth Proportional to 7,956.08, 11,930.48 and 4,257.68

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Solution

The fourth proportional to 7,956.08, 11,930.48 and 4,257.68 is: 6,384.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.08 : 11,930.48 = 4,257.68 : x
  2. Step 2: Convert to fraction form
    7,956.08/11,930.48 = 4,257.68/x
  3. Step 3: Cross multiply
    7,956.08x = 11,930.48 × 4,257.68
  4. Step 4: Simplify right side
    7,956.08x = 50,796,166.09
  5. Step 5: Solve for x
    x = 50,796,166.09/7,956.08
  6. Step 6: Final answer
    x = 6,384.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.